20855380070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1787}}^1\times {\mathrm{166723}}^1$

素因数の和:168524

約数の個数: 32

約数和(自身を含む): 42926761728

約数和(自身を除く): 22071381658

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1787, 3574, 8935, 12509, 17870, 25018, 62545, 125090, 166723, 333446, 833615, 1167061, 1667230, 2334122, 5835305, 11670610, 297934001, 595868002, 1489670005, 2085538007, 2979340010, 4171076014, 10427690035, 20855380070]

約数ペア:

[(1, 20855380070), (2, 10427690035), (5, 4171076014), (7, 2979340010), (10, 2085538007), (14, 1489670005), (35, 595868002), (70, 297934001), (1787, 11670610), (3574, 5835305), (8935, 2334122), (12509, 1667230), (17870, 1167061), (25018, 833615), (62545, 333446), (125090, 166723)]